The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 12, 1987
Filed:
Mar. 31, 1986
Applicant:
Inventors:
Eginhard Steiner, Fullinsdorf, CH;
Pierre Martin, Rheinfelden, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546250 ; 558440 ;
Abstract
2,2,4,4-Tetrasubstituted-4-formylbutyronitriles are intermediates for the preparation of the known 2-chloro-3,5-dimethylpyridine and 2,5-dichloro-3-methylpyridine which in turn are suitable for the production of different compounds, in particular insecticides and herbicides.
Steiner, Eginhard. (1987). 2,2,4,4-tetrasubstituted 4-formylbutyronitrile intermediates for the (U.S. Patent No. 4665186). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4665186
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile